democrats hope michelle obama can help tonight in her prime time speech urging a big turnout. >> it's all responsibility at whatever age to exercise the rights that people before us fought so hard for us to have. >> so i'm going to be at home and i'm going to be watching it with our girls. and i am going to try not to let them see their daddy cry. because when michelle starts talking, i -- i start getting all misty. >> reporter: mitt romney's running mate, paul ryan, continued his counter-dnc convention tour. >> after four years of getting the runaround, what america needs is a turnaround. >> reporter: back in charlotte, there's heavy security. some demonstrations, with the convention getting started. one hour of this convention will be broadcast live tonight. michelle obama's speech and the keynote address by charismatic young san antonio, texas, mayor julian castro who will urge a big hispanic turnout in november. >> news 4's jim vance and tom sherwood are in charlotte for the dnc. they'll join us live with more on the push for d.c. voting rights during this convention. >>> the acto